The 4-Pack Cobra RX100 are perfect for families and friends to use outdoors. With up to 16-mile range and 22 channels, the RX100 walkie talkies provide you and your loved ones with easy-to-use and clear communication on all your adventures. Features EASY-TO-USE & KID FRIENDLY - Everything kids and families need in a walkie talkie with up to 16-mile range. 22 CHANNELS - Easy access to 22 channels across FRS (Family Radio Service) frequencies. BUILT-IN LED FLASHLIGHT - Use the LED Flashlight or enable SOS function with the push of a button. CALL ALERT- Provides an easily recognizable alert for incoming transmissions. ROGER BEEP TONE - Convenient confirmation beep tone signals to others it is clear to talk.